Preform for bottles



FIG. 1 is a front, bottom, left-side perspective view of the preform for bottles;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left-side elevational view thereof;

FIG. 5 is a right-side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a cross-sectional view taken along line 8-8 in FIG. 2.

The broken lines depict environmental subject matter only and form no part of the claimed design. 

CLAIM The ornamental design for a preform for bottles, as shown and described. 